January Weather in Scappoose, United States

Last updated: June 24, 2025

In Scappoose, United States, the average temperature in January hovers around 5°C (41°F). Expect a chilly range, with minimums dipping to -13°C (9°F) and maximums reaching 14°C (57°F). During this time, precipitation averages 176 mm (6.9 in) spread over 17 days, contributing to a notably high average humidity of 85%. Stay warm and prepared for wet conditions!

January Temperature in Scappoose

In January in Scappoose, the average temperature is 5°C (41°F). Maximum can reach 14°C (57°F) and minimum can be as low as -13°C (9°F). It's advisable to pack warm clothing and be prepared for chilly conditions if you plan to visit.

January Weather in Scappoose: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Scappoose, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Scappoose, January typically has an average temperature of 5°C (41°F), with highs reaching up to 14°C (57°F) and lows dropping to around -13°C (9°F).

Data source: Temperature data for Scappoose generated using information from the Copernicus Climate Change Service.

January Precipitation in Scappoose

In Scappoose in January, the precipitation amount is 176 mm (6.9 in) spread over 17 days.

January Precipitation Trends in Scappoose

The chart displays monthly precipitation patterns in Scappoose, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Scappoose, January typically receives around 176 mm (6.9 inches) of precipitation spread over approximately 17 days.

Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

January Humidity in Scappoose

In Scappoose in January, humidity is 85%. With an average temperature of 5°C (41°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration a challenge as the cold air clings to your skin.

January Average Humidity in Scappoose

This chart illustrates the average monthly humidity levels in Scappoose, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Scappoose is approximately 85%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Scappoose

In Scappoose in January, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Scappoose, you can visit Hourly UV Index in Scappoose.

Maximum UV Index Levels in Scappoose for January

The chart shows the monthly maximum UV Index (UVI) for Scappoose in January, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In January, the maximum UV index in Scappoose typically reaches 2, which falls under the low exposure category.

Data source: Scappoose January UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How January Weather in Scappoose Compares to Other Months

Weather in Scappoose varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Scappoose, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Scappoose, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	5°C (41°F)	176 mm (6.9 inches)	85%	low
February Weather	4°C (40°F)	163 mm (6.4 inches)	84%	moderate
March Weather	7°C (45°F)	140 mm (5.5 inches)	85%	moderate
April Weather	10°C (50°F)	119 mm (4.7 inches)	83%	high
May Weather	13°C (57°F)	64 mm (2.5 inches)	83%	very high
June Weather	16°C (62°F)	54 mm (2.1 inches)	83%	very high
July Weather	19°C (66°F)	8 mm (0.3 inches)	82%	very high
August Weather	20°C (68°F)	8 mm (0.3 inches)	74%	very high
September Weather	17°C (62°F)	74 mm (2.9 inches)	71%	high
October Weather	11°C (52°F)	107 mm (4.2 inches)	81%	moderate
November Weather	7°C (45°F)	166 mm (6.5 inches)	87%	moderate
December Weather	5°C (40°F)	186 mm (7.3 inches)	87%	low